<template>
  <div class="person">
    <!--    <h2>{{ a }}</h2>-->
        <h2>姓名：{{name}}</h2>
        <h2>年龄：{{age}}</h2>
        <h2>地址：{{address}}</h2>
        <button @click="changeName">修改名字</button>
        <button @click="changeAge">修改年龄</button>
        <button @click="showTel">查看联系方式</button>
  </div>
</template>

<script lang="ts" setup name="Person">
  import {ref} from 'vue'


  let name = ref('张三')
  let age = ref(18)
  let tel = '13888888888'
  let address = '北京昌平区宏福苑宏福科技园'

  console.log(1,name)
  console.log(2,age)
  console.log(3,tel)
  console.log(4,address)


  //方法
  function changeName() {
    name.value = 'zhang-san'
    console.log(name.value)
  }

  function changeAge() {
    age.value += 1
    console.log(age.value)
  }

  function showTel() {
    alert(tel)
  }
</script>

<style scoped>
.person {
  background-color: skyblue;
  box-shadow: 0 0 10px;
  border-radius: 10px;
  padding: 20px;
}

button {
  margin: 0 5px;
}
</style>